include/hw/gpio/bcm2838_gpio.h

   1 /*
   2  * Raspberry Pi (BCM2838) GPIO Controller
   3  * This implementation is based on bcm2835_gpio (hw/gpio/bcm2835_gpio.c)
   4  *
   5  * Copyright (c) 2022 Auriga LLC
   6  *
   7  * Authors:
   8  *  Lotosh, Aleksey <aleksey.lotosh@auriga.com>
   9  *
  10  * This work is licensed under the terms of the GNU GPL, version 2 or later.
  11  * See the COPYING file in the top-level directory.
  12  */
  13
  14 #ifndef BCM2838_GPIO_H
  15 #define BCM2838_GPIO_H
  16
  17 #include "hw/sd/sd.h"
  18 #include "hw/sysbus.h"
  19 #include "qom/object.h"
  20
  21 #define TYPE_BCM2838_GPIO "bcm2838-gpio"
  22 OBJECT_DECLARE_SIMPLE_TYPE(BCM2838GpioState, BCM2838_GPIO)
  23
  24 #define BCM2838_GPIO_REGS_SIZE 0x1000
  25 #define BCM2838_GPIO_NUM       58
  26 #define GPIO_PUP_PDN_CNTRL_NUM 4
  27
  28 struct BCM2838GpioState {
  29     SysBusDevice parent_obj;
  30
  31     MemoryRegion iomem;
  32
  33     /* SDBus selector */
  34     SDBus sdbus;
  35     SDBus *sdbus_sdhci;
  36     SDBus *sdbus_sdhost;
  37
  38     uint8_t fsel[BCM2838_GPIO_NUM];
  39     uint32_t lev0, lev1;
  40     uint8_t sd_fsel;
  41     qemu_irq out[BCM2838_GPIO_NUM];
  42     uint32_t pup_cntrl_reg[GPIO_PUP_PDN_CNTRL_NUM];
  43 };
  44
  45 #endif